a:hover{
    cursor: pointer;
}
.operator{
    padding: 10px 16px;
    display: inline-block;
    font-family: Microsoft YaHei;
    font-size: 20px;
    color: #93999f;
    line-height: 26px;
    border: 2px solid #d9dde1;
    border-radius: 14px;
}
.operator:hover{
    color: #fff;
    background: #717a84;
    border: 1px solid #717a84;
}
.operator:-webkit-any-link{
    cursor: pointer;
}
.operator:link{
    text-decoration: none;
}
#textareabox{
    width: 90%;
    height: 20vh;
    padding: 20px 5%;
    display: flex;
    justify-content: center;
}
#textareabox>textarea{
    font-size: 20px;
    width: 80%;
    height: 100%;
}